The GRACO 166057 Seal Piston is a replacement part designed for use in GRACO spray foam systems, reactors, and spray guns. Its material is not specified in available sources, but it is engineered for durability and reliable sealing within high-pressure fluid handling equipment. The part is intended to maintain proper sealing and piston function, ensuring efficient operation and minimizing downtime in GRACO equipment.

Key Features:

• Seal Piston
• GRACO spray foam systems, reactors, and spray guns
• Engineered for reliable sealing
• Designed for ease of replacement and maintenance
• Supports efficient operation of GRACO equipment

Applications:
Used in GRACO spray foam systems, reactors, and spray guns to ensure proper sealing and piston function, supporting efficient and reliable fluid handling in insulation and coating applications.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, compatibility, and longevity of equipment. Non-genuine parts may compromise safety and efficiency.
• Ensure equipment is depressurized and isolated before installation
• Clean mating surfaces thoroughly before installing the new seal piston
• Follow GRACO’s recommended torque and lubrication procedures for piston installation (refer to equipment manual for specifics)
• Inspect for wear or damage on related components during replacement
• Regularly inspect seal pistons for wear or damage
• Replace seal pistons as part of scheduled maintenance or at the first sign of leakage or reduced performance
• Use only GRACO-approved lubricants and replacement parts